JVC KD-LH7R Service Manual page 53

Q Q
3 7 6 3 1 5 1 5 0
Mecha control circuit section
5
4
T E
L 1 3 9 4 2 2 9 6 5 1 3
3
2
w w w
1
.
A B
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RWSEL
R613
C611
R611 R610
82P 1k
10k 100
R614 R612
C610
15k 2k
5P
R601 82k
VB R602 82k
VA R603 330k
VF R604 330k
VE
MD
C603 100/6.3
C612
0.01
C613 Q601
0.01
2SB1132
VA LD
IOP
VF
C614
VE 0.01
VREF
VB
R615
150 MD
LD
L622
FOCUS-
FOCUS+ 47u
TRACKING+
TRACKING-
SPINDLE+
SPINDLE-
REST
SW2
LOAD/FEED+
LOAD/FEED-
C643
0.01
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
DSPRST
IC621
TC94A14FA
L623
47u
R681 6.8k
IC681
LA6579H
R683
FMO
4.7k
LOAD/FEED+
LOAD/FEED-
SPINDLE+ LD/FE
CDON
SPINDLE-
TRACKING-
TRACKING+
FOCUS+
R684
FOCUS-
DMO
15k
R685
TRO
33k
SO
C681
SI R686
0.047
FOO
LCDCK
8.2k
KEY0
KEY1
C682
KEY2
10/16
KEY3
x a o u 1 6 3
y
Q681
2SB1184
i
C
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8
X571
R607
82k
C605
R608
820
0.0068
R667
R666
R665
R664
C637 0.047
C636 0.047
C632 470P
IO2
C631 470P
IO3
IO4
R634 0 SEL
C663
R633 0 TEB
0.1
IO5
R632 0 RFGC
IO6
IO7
C665 R674
R675 330
330
0.33
C664 0.0027
C666 100P R676
C667 0.01 47
C630 0.033 TE
R677
1M
RFDC
C668
FE
47/6.3
Q Q RFRP
C669 0.01
C629
3 7 6 3 1
R629
0.033 C628 IC652
10k
TC94A02F
C627 0.01 RF
47/6.3
C626 0.0027
R653
C625 0.01 R652
R651
R628
2.2M
L651 47u
R626 470k
R625 47k
R624
5.6k C623 47P
R538 47k
R537 47k R536 1k
R535 47k R525
R534 47k R524
R533 47k R523
C509 0.01 R522
Q501
C502
0.01 UN2113
R540
47k
VPP
R539
1k
B.DET
P.DET
CLK R541
1k
C503
0.01
R542
100
100/6.3
C504
R543
C505 NAX0430-001X
X501 0
C506
R545
C507
10k
470P
R546 100k
IOP
R547 4.7k
R548 4.7k
R549 4.7k
R550 4.7k
c o
R501 8.2k
.
TH501
NAD0022-103X
R502
270
D E
2 4
9 9 8
R585 30k
C589
C587
4.7/35
C585 120P
R581
R583 12k
20k
4.7/35
C586
R582 C588
R584 12k
20k
120P C590
4.7/35
R586 30k 4.7/35
UN2111
UN2211
470k
470k R661 470k
470k R662 470k C673 100P
C660
470k R663 470k
C672 0.1
100P
C659 C671 47/6.3
0.1
IC653
W24L010AJ-12
AD11
AD12
AD16
AD14
AD12
AD7
AD6
C658
0.1
AD5
AD4
C657 AD3
0.1
AD2
AD1
AD0
C656 IO0
0.1
IO1
OE IO2
5 1 5 0 8 9 2 4 9
470k R658 470k
470k R659 470k
100k
C674 -
L501 47u
IC504 NJU7241F33
C513 0.01
100
100
C512
100
100/6.3
100
C511 0.1 L502 47u
R561 100k
R521 100 R568 1k
BUSSO
R520 100 MP3RST
R562
R519 100 MP3CK R563 6.8k
R518 10k 3.9k
R517
MP3DA C551
0.01
R516 100 100
R515 100 LD/FE BCK
LOAD BUSSI
LRCK
R514 1k RWSEL SDO
R513 100 BUS0
R512 100 BUS1
R511 100 BUS2
R510 R569
100 BUS3 1k
BUSIO
R509 100 BUCK
R508 100 CCE R570 1k
/BUSIO
R507 100 DSPRST
R553 3.9k
BUSSCK R556
R506 1k CDMUTE
R505 1k CDREQ 0
m
IC501
CD signal
F
KD-LH7R
2
9 9
CD.L-CH
9V
CD.R-CH
Q571
ON5V
Q572 CDON
AGND
AD15
WR
AD13
AD8
AD9
AD11
OE
AD10
CE
IO7
IO6
IO5
IO4
IO3
8 2 9 9
CN502
QGF0501F1-08X
SI
SO
VPP
CLK
CD.L-CH
Q502
AGND
UN2211
CD.R-CH
9V
ON5V
R564 - CDBCK
R565 - CDLRCK
R566 - CDDATA
DISCSEL
CDMUTE
CDREQ
CDRESET
B.DET
P.DET
BUSSI/SO
BUSCLK
VDD5V
CD8V
GND
CN501
QGB2027L1-22X
G
2-3